Finding the Fourth Proportional to 1,569,756.70, 2,354,635.05 and 1,454,283.10
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Solution
The fourth proportional to 1,569,756.70, 2,354,635.05 and 1,454,283.10 is: 2,181,424.65
Step by Step Solution
- Step 1: Write the proportion equation
1,569,756.70 : 2,354,635.05 = 1,454,283.10 : x - Step 2: Convert to fraction form
1,569,756.70/2,354,635.05 = 1,454,283.10/x - Step 3: Cross multiply
1,569,756.70x = 2,354,635.05 × 1,454,283.10 - Step 4: Simplify right side
1,569,756.70x = 3,424,305,959,882.66 - Step 5: Solve for x
x = 3,424,305,959,882.66/1,569,756.70 - Step 6: Final answer
x = 2,181,424.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.